What’s Vulnerable › Products

Cisco Duo Authentication Proxy vulnerabilities

3 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 1 published in the last 12 months.

Check whether your Cisco Duo Authentication Proxy version is affected

Latest Cisco Duo Authentication Proxy vulnerabilities

• CVE-2025-20345 — Cisco Duo Authentication Proxy Information Disclosure Vulnerability (CVSS 4.9)
• CVE-2023-20207 — (CVSS 6.5)
• CVE-2021-1492 — Duo Authentication Proxy Installer Denial of Service Vulnerability (CVSS 7.1)